https://piggytube.piggy-server.org/videos/watch/1c7becaf-3b87-4b68-9d2e-422b2586f283 Get your first PCB order at $0.1 via NextPCB: https://www.nextpcb.com?t_code=daiFzDzAXjqLPLUSk9MXSCMfAEQUALEQUAL&code=Flamethrower, Build PCBA in days with fully automated assembly: https://www.nextpcb.com/rev0-pcba#/rev0-pcba, Today you'll learn all about the HC-SR04 ultrasonic sensor: from how to make an invisible meter that works with sound you can't hear, to how to set up a DIY, very effective alarm system! Please remember to like and subscribe! We can reach 100k 💪 0:00 The HC-SR04 1:17 Wiring 1:38 Making a distance meter! 8:02 Making a home alarm! 10:34 FREE PCBS FOR EVERYONE --- Music credits --- Intro & Outro Song: Lensko - Cetus [NCS Release] Music provided by NoCopyrightSounds Free Download/Stream: http://ncs.io/cetus Watch: http://youtu.be/i3vrV-WNmsc Patricia Taxxon - New Yorkers Walk Faster Patricia Taxon - The Mountain #arduino #tutorial #electronics #code #coding #programming #HC-SR04 #ultrasonicsensor #technology #tech Wed, 23 Sep 2026 04:34:28 GMT https://validator.w3.org/feed/docs/rss2.html PeerTube - https://piggytube.piggy-server.org https://piggytube.piggy-server.org/lazy-static/avatars/92ad7bdd-6440-4318-8535-27765d598515.png https://piggytube.piggy-server.org/videos/watch/1c7becaf-3b87-4b68-9d2e-422b2586f283 All rights reserved, unless otherwise specified in the terms specified at https://piggytube.piggy-server.org/about and potential licenses granted by each content's rightholder.